Answer:

scalpel

Answer	Crossword Clue
SCALPEL	Surgeon's tool
SCALPEL	"Going under the knife" knife
SCALPEL	"Grey's Anatomy" prop

SCALPEL	Operator's need
SCALPEL	Small cutter
SCALPEL	Cutting tool
SCALPEL	Operator's tool
SCALPEL	One of Arrowsmith's instruments.
SCALPEL	Dissecting knife.
SCALPEL	Order from Dr. Kildare.
SCALPEL	Something keen

SCALPEL	Implement for Hawkeye
SCALPEL	Surgeon-to-nurse order
SCALPEL	Sell cap off instrument that's sharp (7)
SCALPEL	Operating expense?
SCALPEL	OR tool
SCALPEL	Surgeon's request
SCALPEL	Surgeon's need